The EcoSmart MR16 6.8-Watt (50-Watt) LED Light Bulb can be used to replace an MR16 or 50-Watt GU5.3 bulb. The bright white LED light has an output of 450 Lumens and can last up to 25,000 hours for extended use, saving you up to $118 per bulb over the course of the bulb's life. This light can be dimmed for convenient light customization and helps conserve energy over the life of the bulb.